1 x grounding wire

And if you forget to switch the electric blanket off and it gets too hot

Inner Dimensions (cm): 32 (L) x 23 (W) x 24 (H)

Impellar: Brass

5m power cord

Boat Trailer Guide, 1175mm with LED Light Trailer Guide Poles, 2PCS High-Hardness Steel Guide-Ons, Wide Adjustable Trailers Guides with PVC Pipes, for Ski Boat, Fishing Boat or Sailboat Trailers Vehicle Parts & Accessories 1 x grounding wireProduct Features Solar Powered LED Light A solar powered LED light is mounted on top of the boat trailer guide post. Turn on the switch for steady on lighting. With a 1000 mAh AA high capacity battery, one day of charging provides 46 hours of continuous light, keeping your guide ons clearly visible at night to alert approaching vehicles and make your trailer easier to spot Adjustable Width Guide With adjustable width, the trailer guide on can expand